Password_label = ttk.Label(self, text= "Password:") Username_id(column= 1, row= 1, sticky=tk.E, **paddings) Username_entry = ttk.Entry(self, textvariable=username, **entry_font) Username_id(column= 0, row= 1, sticky=tk.W, **paddings) Username_label = ttk.Label(self, text= "Username:") id(column= 0, row= 0, columnspan= 2, pady= 5, sticky=tk.N) Heading = ttk.Label(self, text= 'Member Login', style= 'Heading.TLabel') The following program shows how to change the font of all the Label and Button widgets by modifying the TLabel and TButton‘s styles: import tkinter as tkĮntry_font = nfigure(style_name, **options) Code language: Python ( python ) To modify the appearance of a style, you use the configure() method of the Style class: style = ttk.Style(root) Output: TButton Code language: Python ( python ) Modifying built-in ttk stylesĮvery style has a set of options that define the widget’s appearance. Print(button.winfo_class()) Code language: Python ( python ) The following example uses the winfo_class() method to get the widget class of a button widget: button = ttk.Button(root, text= 'Click Me') (*) The style names of the Progressbar, Scale, Scrollbar, and Treeview widgets don’t start with the letter T.Īt runtime, you can get the widget class of a widget by calling the winfo_class() method of the widget instance. Horizontal.TScrollbar or Vertical.TScrollbar, depending on the orient option Horizontal.TScale or Vertical.TScale, depending on the orient option. Horizontal.TProgressbar or Vertical.TProgressbar, depending on the orient option. The following table shows the style names of the common ttk widget classes: Widget class A widget class defines the default style for a widget. In Tkinter, every widget has a default widget class. Generally, the style name of a ttk widget starts with the letter 'T' followed by the widget name, for example, TLabel and TButton. Therefore, to change the appearance of ttk widgets, you can: Typically, a theme comes with a predefined set of styles. Introduction to the ttk stylesĪ theme of a collection of styles that determine the appearances of ttk widgets.Ī style is a description of the appearance of a widget class. Note: To generate the above picture, you should add/change the aforementioned lines of code in the example Treeview: Basic example.Summary: in this tutorial, you’ll learn about the ttk styles, how to use and customize the widget’s styles, and how to change the appearance of a widget by extending the built-in styles. The result is a treeview with modified fonts on both the body and headings, no border and different colors for the rows: Tree.tag_configure('even', background='#DFDFDF') Then, for instance, a background color can be associated to the tags: tree.tag_configure('odd', background='#E8E8E8') If you would like to have a different format depending on the rows, you can make use of tags: tree.insert(folder1, "end", "", text="photo1.png", values=("23-Jun-17 11:28","PNG file","2.6 KB"),tags = ('odd',)) Then, the widget is created giving the above style: tree=ttk.Treeview(master,style="mystyle.Treeview") Style.layout("mystyle.Treeview", ) # Remove the borders nfigure("", font=('Calibri', 13,'bold')) # Modify the font of the headings nfigure("mystyle.Treeview", highlightthickness=0, bd=0, font=('Calibri', 11)) # Modify the font of the body In this case, we create a style "mystyle.Treeview" with the following code (see the comments to understand what each line does): style = ttk.Style() By taking Treeview: Basic example, it can be shown how to customize a basic treeview.
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